1414431

Information

• Patent Grant
• 1414431

• References
• Source

• Patent Number

  1,414,431

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1922
  103 years ago

• CPC

  • H02P1/026 - Means for delayed starting
  • Y10T74/20924 - Controller checks

• US Classifications

  • 074 - Machine element or mechanism
  • 200 - Electricity: circuit makers and breakers